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Dhyani, P.: Universe of subjects and DDC engineering (1987)
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- Source
- International classification. 14(1987), S.19-22
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Dhyani, P.: Use of DDC in special libraries in India : a survey (1982)
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- Source
- Herald of library science. 21(1982) no.1/2, S.42-50
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Dhyani, P.: Colon Classification edition 7 : an appraisal (1988)
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- Source
- International classification. 15(1988) no.1, S.13-16